CN213536921U - Special arresting gear of explosion-proof elevator - Google Patents
Special arresting gear of explosion-proof elevator Download PDFInfo
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- CN213536921U CN213536921U CN202022050585.1U CN202022050585U CN213536921U CN 213536921 U CN213536921 U CN 213536921U CN 202022050585 U CN202022050585 U CN 202022050585U CN 213536921 U CN213536921 U CN 213536921U
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- elevator body
- explosion
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Abstract
The utility model discloses a special arresting gear of explosion-proof elevator, including elevator body and elevartor shaft, all be connected with first pulley around the elevator body, the elevartor shaft is in opposite directions all vertical all around be connected with the slide rail that uses with the cooperation of first pulley. The utility model discloses a through the cylinder, the cooperation of removal post and second fixed plate, can carry out the one-level braking in advance to the elevator body of whereabouts in-process, slow down the speed that the elevator body falls, cooperation through high-speed motor, can provide the drive source for the rotation of rotation axis, through the rotation axis, the cooperation of first belt pulley and second belt pulley, can drive positive and negative lead screw and rotate, cooperation through positive and negative lead screw and thread bush, but synchronous drive carriage release lever and first fixed plate carry out the reverse movement, further strengthen the braking effect of brake box to the elevator body, make the elevator body can stop at the in-process quick braking that falls, can guarantee the life safety of person of taking.
Description
Technical Field
The utility model relates to an elevator technical field, concretely relates to special arresting gear of explosion-proof elevator.
Background
The elevator is a permanent transportation device which serves a plurality of specific floors in a building, a car of the elevator runs on at least two rows of permanent transportation devices vertical to the horizontal plane, the elevator also has a step type, a step plate is arranged on a track to continuously run, the elevator is commonly called an escalator or a moving sidewalk, a fixed type lifting device serves the specified floors, the size and the structural form of the car are convenient for passengers to enter or exit or load and unload goods, and the elevator is used as a general name of a vertical transportation device in the building regardless of the driving mode.
The explosion-proof elevator has the performance required by an industrial elevator and also has the explosion-proof performance, the explosion-proof elevator is inevitably subjected to failure in the operation process, the elevator is subjected to failure and falling, which is one of common accidents, and a braking device is usually arranged in the elevator for the sake of safety. The traditional explosion-proof elevator has poor braking effect, so that the explosion-proof elevator cannot be rapidly braked and stopped in the falling process, and the life safety of passengers is easily threatened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a special arresting gear of explosion-proof elevator to reach the good mesh of special arresting gear braking effect of explosion-proof elevator.
For solving the technical problem, the utility model provides a pair of special arresting gear of explosion-proof elevator, including elevator body and elevartor shaft, all be connected with first pulley around the elevator body, the elevartor shaft is in opposite directions all vertically all around be connected with the slide rail that uses with first pulley cooperation, and the back connection of elevator body has the brake box, and the right side at elevator body top is connected with the controller, and the left side at the top of elevator body is connected with speedtransmitter, and the inner chamber of brake box is provided with arrestment mechanism.
Preferably, the braking mechanism comprises a high-speed motor, a rotating shaft and a first belt pulley, the second belt pulley, positive and negative lead screw, thread bush and first fixed plate, the left side of brake box inner chamber is connected with high-speed motor, high-speed motor's output shaft has the rotation axis, one side that high-speed motor was kept away from to the rotation axis is rotated through the right side of first bearing with the brake box inner chamber and is connected, the surface of rotation axis is connected with first belt pulley, the surface of first belt pulley is connected with the second belt pulley through belt transmission, the inner chamber of second belt pulley is connected with positive and negative lead screw, the both sides of positive and negative lead screw are rotated through the both sides of second bearing with the brake box inner chamber respectively and are connected, the equal threaded connection in both sides of positive and negative lead screw has the thread bush, the top and the bottom that second belt pulley one side was kept away from to the thread bush all are.
Preferably, first recess has all been seted up to the top and the bottom of brake box both sides, and the cylinder is connected to the inboard of first recess inner chamber, and the piston rod of cylinder is connected with the removal post, and the one side that the cylinder was kept away from to the removal post is connected with the second fixed plate.
Preferably, all be connected with the buffering post around elevator body bottom, one side sliding connection that elevator body was kept away from to the buffering post has the cushion socket, the inner chamber of cushion socket set up with buffering post sliding fit's second recess, the outside cover of buffering post is equipped with buffer spring, one side that buffer spring kept away from the buffering post is connected with the top of cushion socket.
Preferably, the sliding grooves are formed in the two sides of the bottom of the inner cavity of the brake box, and the inner cavity of each sliding groove is connected with a second pulley matched with the thread sleeve for use.
Preferably, the surface sliding connection who removes the post has the sliding sleeve, and the top and the bottom of sliding sleeve all are connected with the fixed block, and the fixed block is kept away from one side of sliding sleeve and is connected with the top and the bottom of first recess inner chamber.
Preferably, the bottom of the inner cavity of the second groove is connected with a cushion pad, and the cushion pad is positioned right below the cushion column.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a cooperation of cylinder, removal post and second fixed plate can carry out the primary brake to the elevator body in the falling process in advance, slow down the speed that the elevator body falls, through the cooperation of high-speed motor, can provide the drive source for the rotation of rotation axis, through the cooperation of rotation axis, first belt pulley and second belt pulley, can drive positive and negative lead screw and rotate, through the cooperation of positive and negative lead screw and thread bush, can drive carriage release lever and first fixed plate to carry out the reverse motion in step, further strengthen the braking effect of brake box to the elevator body, make the elevator body can brake fast and stop in the falling process, can guarantee the life safety of rider;
2. the utility model discloses a buffering post, buffer seat and buffer spring's cooperation, shock when effectively reducing elevator body and falling to the ground, the effect of elastic buffer is played to the elevator body of whereabouts, through the cooperation of spout and slider, play further slip supporting role to the thread bush at the removal in-process, cooperation through the sliding sleeve prevents to remove the post and takes place the offset at the removal in-process, cooperation through the blotter, can play further cushioning effect to the buffering post at the in-process that falls down, weaken the impact force that elevator body and elevartor shaft bottom collision produced.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a special brake device for an explosion-proof elevator provided by the present invention;
fig. 2 is a partial side perspective view of the structure of the explosion-proof elevator-dedicated braking device shown in fig. 1;
FIG. 3 is a front sectional view of the brake housing of FIG. 2;
fig. 4 is a front partial sectional view of the structure of the buffer base shown in fig. 1.
Reference numbers in the figures: 1. an elevator body; 2. an elevator shaft; 3. a first pulley; 4. a slide rail; 5. a brake box; 6. a controller; 7. a speed sensor; 8. a brake mechanism; 81. a high-speed motor; 82. a rotating shaft; 83. a first pulley; 84. a second pulley; 85. a positive and negative screw rod; 86. a threaded sleeve; 87. a first fixing plate; 9. a first groove; 10. a cylinder; 11. moving the column; 12. a second fixing plate; 13. a buffer column; 14. a buffer seat; 15. a second groove; 16. a buffer spring; 17. a chute; 18. a second pulley; 19. and (4) a sliding sleeve.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 4, the utility model provides a pair of special arresting gear of explosion-proof elevator, including elevator body 1 and elevartor shaft 2, all be connected with first pulley 3 around elevator body 1, equal vertical being connected with all around in elevartor shaft 2 is in opposite directions has slide rail 4 with 3 cooperation uses of first pulley, and the back connection of elevator body 1 has brake box 5, and the right side at elevator body 1 top is connected with controller 6, and the left side at elevator body 1's top is connected with speedtransmitter 7, and the inner chamber of brake box 5 is provided with arrestment mechanism 8.
The brake mechanism 8 comprises a high-speed motor 81, a rotating shaft 82, a first belt pulley 83, a second belt pulley 84, a positive and negative screw rod 85, a thread sleeve 86 and a first fixing plate 87, wherein the left side of the inner cavity of the brake box 5 is connected with the high-speed motor 81 and can provide a driving source for the rotation of the rotating shaft 82, the output shaft of the high-speed motor 81 is connected with the rotating shaft 82, one side of the rotating shaft 82, far away from the high-speed motor 81, is rotatably connected with the right side of the inner cavity of the brake box 5 through a first bearing, the surface of the rotating shaft 82 is connected with the first belt pulley 83, the surface of the first belt pulley 83 is connected with the second belt pulley 84 through belt transmission and can drive the positive and negative screw rod 85 to rotate, the inner cavity of the second belt pulley 84 is connected with the positive and negative screw rod 85, two sides of the positive, the top and the bottom that second belt pulley 84 one side was kept away from to thread bush 86 all are connected with the carriage release lever, and the carriage release lever is kept away from one side of thread bush 86 and is run through brake box 5 and be connected with first fixed plate 87, cooperation through positive and negative lead screw 85 and thread bush 86, but synchronous drive carriage release lever and first fixed plate 87 carry out the reverse direction and move, further strengthen the braking effect of brake box 5 to elevator body 1, make elevator body 1 stop at the in-process quick braking that falls, can guarantee the life safety of person of taking.
All be connected with buffering post 13 around 1 bottom of elevator body, one side sliding connection that elevator body 1 was kept away from to buffering post 13 has buffer seat 14, buffer seat 14's inner chamber is seted up with buffer post 13 sliding fit's second recess 15, buffer post 13's outside cover is equipped with buffer spring 16, buffer spring 16 keeps away from one side of buffering post 13 and is connected with buffer seat 14's top, shock when effectively reducing elevator body 1 and falling to the ground, the effect of elastic buffer is played elevator body 1 to the whereabouts.
Both sides of the bottom of the inner cavity of the brake box 5 are provided with sliding grooves 17, the inner cavity of each sliding groove 17 is connected with a second pulley 18 matched with the threaded sleeve 86 for use in a sliding mode, and the threaded sleeve 86 is further supported in a sliding mode in the moving process.
The surface sliding connection who removes post 11 has sliding sleeve 19, and sliding sleeve 19's top and bottom all are connected with the fixed block, and the fixed block is kept away from sliding sleeve 19's one side and is connected with the top and the bottom of first recess 9 inner chamber, prevents to remove post 11 and takes place the offset at the removal in-process.
The bottom of second recess 15 inner chamber is connected with the blotter, and the blotter is located bumping post 13 under, can play further cushioning effect to bumping post 13 in the in-process that falls down, weakens the impact force that elevator body 1 and 2 bottom collisions of elevartor shaft produced.
The working principle of the utility model is as follows:
in the running process of the elevator, if the falling speed of the elevator body 1 in the falling process is higher than the preset range of the speed sensor 7, the speed sensor 7 sends an instruction to the controller 6, the controller 6 controls the plurality of cylinders 10 to work simultaneously, the piston rods of the cylinders 10 push the moving columns 11 outwards quickly, the moving columns 11 push the second fixing plates 12 outwards, the plurality of second fixing plates 12 perform friction braking treatment on the inner wall of the elevator shaft 2, so that primary braking on the elevator body 1 can be completed, meanwhile, the controller 6 controls the high-speed motor 81 to operate, the output shaft of the high-speed motor 81 drives the rotating shaft 82 to rotate at a high speed, then the rotating shaft 82 drives the first belt pulley 83 to rotate at a high speed, the first belt pulley 83 drives the second belt pulley 84 to rotate at a high speed through a belt, so that the second belt pulley 84 drives the positive and negative screw rod 85 to rotate at a high speed, the positive and negative screw rod 85 drives the two, the thread bush 86 pushes the first fixing plate 87 outwards through the moving rod, and the first fixing plate 87 performs friction braking processing on the inner wall of the elevator shaft 2 again, so that secondary braking of the elevator body 1 can be completed.
The utility model discloses a cylinder 10, the cooperation of removal post 11 and second fixed plate 12, can carry out the one-level braking in advance to the elevator body 1 of whereabouts in-process, slow down the speed that elevator body 1 falls, cooperation through high-speed motor 81, can provide the drive source for the rotation of rotation axis 82, through rotation axis 82, first belt pulley 83 and second belt pulley 84's cooperation, can drive positive and negative lead screw 85 and rotate, cooperation through positive and negative lead screw 85 and thread bush 86, can drive carriage release lever and first fixed plate 87 in step and carry out the reverse movement, further strengthen the braking effect of brake box 5 to elevator body 1, make elevator body 1 stop at the in-process quick braking that falls, can guarantee the life safety of the person of taking.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.
Claims (7)
1. The utility model provides a special arresting gear of explosion-proof elevator, includes elevator body (1) and elevartor shaft (2), its characterized in that: all be connected with first pulley (3) around elevator body (1), equal vertical connection all around elevator well (2) in opposite directions has slide rail (4) with first pulley (3) cooperation use, and the back connection of elevator body (1) has brake box (5), and the right side at elevator body (1) top is connected with controller (6), and the left side at the top of elevator body (1) is connected with speedtransmitter (7), and the inner chamber of brake box (5) is provided with arrestment mechanism (8).
2. The explosion-proof special brake device for the elevator as claimed in claim 1, characterized in that: the brake mechanism (8) comprises a high-speed motor (81), a rotating shaft (82), a first belt pulley (83), a second belt pulley (84), a positive and negative screw rod (85), a threaded sleeve (86) and a first fixing plate (87), wherein the left side of the inner cavity of the brake box (5) is connected with the high-speed motor (81), an output shaft of the high-speed motor (81) is connected with the rotating shaft (82), one side of the rotating shaft (82) far away from the high-speed motor (81) is rotatably connected with the right side of the inner cavity of the brake box (5) through a first bearing, the surface of the rotating shaft (82) is connected with the first belt pulley (83), the surface of the first belt pulley (83) is connected with the second belt pulley (84) through belt transmission, the inner cavity of the second belt pulley (84) is connected with the positive and negative screw rod (85), two sides of the positive and, the both sides of positive and negative lead screw (85) are all threaded connection has thread bush (86), and thread bush (86) are kept away from top and bottom of second belt pulley (84) one side and are all connected with the carriage release lever, and brake case (5) are run through and are connected with first fixed plate (87) to one side that thread bush (86) were kept away from to the carriage release lever.
3. The explosion-proof special brake device for the elevator as claimed in claim 1, characterized in that: first recess (9) have all been seted up to the top and the bottom of brake case (5) both sides, and cylinder (10) are connected to the inboard of first recess (9) inner chamber, and the piston rod of cylinder (10) is connected with and removes post (11), and the one side that cylinder (10) were kept away from in removal post (11) is connected with second fixed plate (12).
4. The explosion-proof special brake device for the elevator as claimed in claim 1, characterized in that: all be connected with buffering post (13) around elevator body (1) bottom, one side sliding connection that elevator body (1) was kept away from in buffering post (13) has buffering seat (14), the inner chamber of buffering seat (14) seted up with buffering post (13) sliding fit's second recess (15), the outside cover of buffering post (13) is equipped with buffer spring (16), one side that buffer spring (16) kept away from buffering post (13) is connected with the top of buffering seat (14).
5. The explosion-proof special brake device for the elevator as claimed in claim 2, wherein: both sides of the bottom of the inner cavity of the brake box (5) are provided with sliding grooves (17), and the inner cavity of each sliding groove (17) is connected with a second pulley (18) matched with the threaded sleeve (86) for use in a sliding mode.
6. The explosion-proof special brake device for the elevator as claimed in claim 3, wherein: the surface sliding connection who removes post (11) has sliding sleeve (19), and the top and the bottom of sliding sleeve (19) all are connected with the fixed block, and the fixed block is kept away from one side of sliding sleeve (19) and is connected with the top and the bottom of first recess (9) inner chamber.
7. The explosion-proof special brake device for the elevator as claimed in claim 4, wherein: the bottom of the inner cavity of the second groove (15) is connected with a cushion pad, and the cushion pad is positioned right below the cushion column (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050585.1U CN213536921U (en) | 2020-09-17 | 2020-09-17 | Special arresting gear of explosion-proof elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050585.1U CN213536921U (en) | 2020-09-17 | 2020-09-17 | Special arresting gear of explosion-proof elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213536921U true CN213536921U (en) | 2021-06-25 |
Family
ID=76492909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022050585.1U Active CN213536921U (en) | 2020-09-17 | 2020-09-17 | Special arresting gear of explosion-proof elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213536921U (en) |
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2020
- 2020-09-17 CN CN202022050585.1U patent/CN213536921U/en active Active
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